xrced.py

用python写的ide开发环境,巨强大,不过需要wxpython的支持

        else:
            elem = g.tree.dom.createComment(xml)
        
        # Tempopary xxx object to test things
        xxx = MakeXXXFromDOM(parent, elem)
        
        # Check compatibility
        if not self.ItemsAreCompatible(parent, xxx.treeObject()): return

        # Check parent and child relationships.
        # If parent is sizer or notebook, child is of wrong class or
        # parent is normal window, child is child container then detach child.
        isChildContainer = isinstance(xxx, xxxChildContainer)
        parentIsBook = parent.__class__ in [xxxNotebook, xxxChoicebook, xxxListbook]
        if isChildContainer and \
           ((parent.isSizer and not isinstance(xxx, xxxSizerItem)) or \
            (parentIsBook and not isinstance(xxx, xxxPage)) or \
           not (parent.isSizer or parentIsBook)):
            elem.removeChild(xxx.child.node) # detach child
            elem.unlink()           # delete child container
            elem = xxx.child.node # replace
            # This may help garbage collection
            xxx.child.parent = None
            isChildContainer = False
        # Parent is sizer or notebook, child is not child container
        if parent.isSizer and not isChildContainer and not isinstance(xxx, xxxSpacer):
            # Create sizer item element
            sizerItemElem = MakeEmptyDOM(parent.itemTag)
            sizerItemElem.appendChild(elem)
            elem = sizerItemElem
        elif isinstance(parent, xxxNotebook) and not isChildContainer:
            pageElem = MakeEmptyDOM('notebookpage')
            pageElem.appendChild(elem)
            elem = pageElem
        elif isinstance(parent, xxxChoicebook) and not isChildContainer:
            pageElem = MakeEmptyDOM('choicebookpage')
            pageElem.appendChild(elem)
            elem = pageElem
        elif isinstance(parent, xxxListbook) and not isChildContainer:
            pageElem = MakeEmptyDOM('listbookpage')
            pageElem.appendChild(elem)
            elem = pageElem
        # Insert new node, register undo
        newItem = tree.InsertNode(parentLeaf, parent, elem, nextItem)
        undoMan.RegisterUndo(UndoPasteCreate(parentLeaf, parent, newItem, selected))
        # Scroll to show new item (!!! redundant?)
        tree.EnsureVisible(newItem)
        tree.SelectItem(newItem)
        if not tree.IsVisible(newItem):
            tree.ScrollTo(newItem)
            tree.Refresh()
        # Update view?
        if g.testWin and tree.IsHighlatable(newItem):
            if conf.autoRefresh:
                tree.needUpdate = True
                tree.pendingHighLight = newItem
            else:
                tree.pendingHighLight = None
        self.SetModified()
        self.SetStatusText('Pasted')


    def ItemsAreCompatible(self, parent, child):
        # Check compatibility
        error = False
        # Comments are always compatible
        if child.__class__ == xxxComment:
            return True
        # Top-level
        if child.__class__ in [xxxDialog, xxxFrame, xxxWizard]:
            # Top-level classes
            if parent.__class__ != xxxMainNode: error = True
        elif child.__class__ == xxxMenuBar:
            # Menubar can be put in frame or dialog
            if parent.__class__ not in [xxxMainNode, xxxFrame, xxxDialog]: error = True
        elif child.__class__ == xxxToolBar:
            # Toolbar can be top-level of child of panel or frame
            if parent.__class__ not in [xxxMainNode, xxxPanel, xxxFrame] and \
               not parent.isSizer: error = True
        elif not parent.hasChildren:
            error = True
        elif child.__class__ == xxxPanel and parent.__class__ == xxxMainNode:
            pass
        elif child.__class__ == xxxSpacer:
            if not parent.isSizer: error = True
        elif child.__class__ == xxxSeparator:
            if not parent.__class__ in [xxxMenu, xxxToolBar]: error = True
        elif child.__class__ == xxxTool:
            if parent.__class__ != xxxToolBar: error = True
        elif child.__class__ == xxxMenu:
            if not parent.__class__ in [xxxMainNode, xxxMenuBar, xxxMenu]: error = True
        elif child.__class__ == xxxMenuItem:
            if not parent.__class__ in [xxxMenuBar, xxxMenu]: error = True
        elif child.isSizer and parent.__class__ in [xxxNotebook, xxxChoicebook, xxxListbook]:
            error = True
        else:                           # normal controls can be almost anywhere
            if parent.__class__ == xxxMainNode or \
               parent.__class__ in [xxxMenuBar, xxxMenu]: error = True
        if error:
            if parent.__class__ == xxxMainNode: parentClass = 'root'
            else: parentClass = parent.className
            wx.LogError('Incompatible parent/child: parent is %s, child is %s!' %
                       (parentClass, child.className))
            return False
        return True

    def OnMoveUp(self, evt):
        selected = tree.selection
        if not selected: return

        index = tree.ItemIndex(selected)
        if index == 0: return # No previous sibling found

        # Remove highlight, update testWin
        if g.testWin and g.testWin.highLight:
            g.testWin.highLight.Remove()
            tree.needUpdate = True

        # Undo info
        self.lastOp = 'MOVEUP'
        status = 'Moved before previous sibling'

        # Prepare undo data
        panel.Apply()
        tree.UnselectAll()

        parent = tree.GetItemParent(selected)
        elem = tree.RemoveLeaf(selected)
        nextItem = tree.GetFirstChild(parent)[0]
        for i in range(index - 1): nextItem = tree.GetNextSibling(nextItem)
        selected = tree.InsertNode(parent, tree.GetPyData(parent).treeObject(), elem, nextItem)
        newIndex = tree.ItemIndex(selected)
        tree.SelectItem(selected)

        undoMan.RegisterUndo(UndoMove(parent, index, parent, newIndex))

        self.modified = True
        self.SetStatusText(status)

        return

    def OnMoveDown(self, evt):
        selected = tree.selection
        if not selected: return

        index = tree.ItemIndex(selected)
        next = tree.GetNextSibling(selected)
        if not next: return

        # Remove highlight, update testWin
        if g.testWin and g.testWin.highLight:
            g.testWin.highLight.Remove()
            tree.needUpdate = True

        # Undo info
        self.lastOp = 'MOVEDOWN'
        status = 'Moved after next sibling'

        # Prepare undo data
        panel.Apply()
        tree.UnselectAll()

        parent = tree.GetItemParent(selected)
        elem = tree.RemoveLeaf(selected)
        nextItem = tree.GetFirstChild(parent)[0]
        for i in range(index + 1): nextItem = tree.GetNextSibling(nextItem)
        selected = tree.InsertNode(parent, tree.GetPyData(parent).treeObject(), elem, nextItem)
        newIndex = tree.ItemIndex(selected)
        tree.SelectItem(selected)

        undoMan.RegisterUndo(UndoMove(parent, index, parent, newIndex))

        self.modified = True
        self.SetStatusText(status)

        return
    
    def OnMoveLeft(self, evt):
        selected = tree.selection
        if not selected: return

        oldParent = tree.GetItemParent(selected)
        if not oldParent: return
        pparent = tree.GetItemParent(oldParent)
        if not pparent: return

        # Check compatibility
        if not self.ItemsAreCompatible(tree.GetPyData(pparent).treeObject(), tree.GetPyData(selected).treeObject()): return

        if g.testWin and g.testWin.highLight:
            g.testWin.highLight.Remove()
            tree.needUpdate = True

        # Undo info
        self.lastOp = 'MOVELEFT'
        status = 'Made next sibling of parent'

        # Prepare undo data
        panel.Apply()
        tree.UnselectAll()

        oldIndex = tree.ItemIndex(selected)
        elem = tree.RemoveLeaf(selected)
        nextItem = tree.GetFirstChild(pparent)[0]
        parentIndex = tree.ItemIndex(oldParent)
        for i in range(parentIndex + 1): nextItem = tree.GetNextSibling(nextItem)

        # Check parent and child relationships.
        # If parent is sizer or notebook, child is of wrong class or
        # parent is normal window, child is child container then detach child.
        parent = tree.GetPyData(pparent).treeObject()
        xxx = MakeXXXFromDOM(parent, elem)
        isChildContainer = isinstance(xxx, xxxChildContainer)
        if isChildContainer and \
           ((parent.isSizer and not isinstance(xxx, xxxSizerItem)) or \
            (isinstance(parent, xxxNotebook) and not isinstance(xxx, xxxNotebookPage)) or \
           not (parent.isSizer or isinstance(parent, xxxNotebook))):
            elem.removeChild(xxx.child.node) # detach child
            elem.unlink()           # delete child container
            elem = xxx.child.node # replace
            # This may help garbage collection
            xxx.child.parent = None
            isChildContainer = False
        # Parent is sizer or notebook, child is not child container
        if parent.isSizer and not isChildContainer and not isinstance(xxx, xxxSpacer):
            # Create sizer item element
            sizerItemElem = MakeEmptyDOM('sizeritem')
            sizerItemElem.appendChild(elem)
            elem = sizerItemElem
        elif isinstance(parent, xxxNotebook) and not isChildContainer:
            pageElem = MakeEmptyDOM('notebookpage')
            pageElem.appendChild(elem)
            elem = pageElem

        selected = tree.InsertNode(pparent, tree.GetPyData(pparent).treeObject(), elem, nextItem)
        newIndex = tree.ItemIndex(selected)
        tree.SelectItem(selected)

        undoMan.RegisterUndo(UndoMove(oldParent, oldIndex, pparent, newIndex))
        
        self.modified = True
        self.SetStatusText(status)

    def OnMoveRight(self, evt):
        selected = tree.selection
        if not selected: return

        oldParent = tree.GetItemParent(selected)
        if not oldParent: return
        
        newParent = tree.GetPrevSibling(selected)
        if not newParent: return

        parent = tree.GetPyData(newParent).treeObject()

        # Check compatibility
        if not self.ItemsAreCompatible(parent, tree.GetPyData(selected).treeObject()): return

        # Remove highlight, update testWin
        if g.testWin and g.testWin.highLight:
            g.testWin.highLight.Remove()
            tree.needUpdate = True

        # Prepare undo data
        panel.Apply()
        tree.UnselectAll()

        # Undo info
        self.lastOp = 'MOVERIGHT'
        status = 'Made last child of previous sibling'

        oldIndex = tree.ItemIndex(selected)
        elem = tree.RemoveLeaf(selected)

        # Check parent and child relationships.
        # If parent is sizer or notebook, child is of wrong class or
        # parent is normal window, child is child container then detach child.
        xxx = MakeXXXFromDOM(parent, elem)
        isChildContainer = isinstance(xxx, xxxChildContainer)
        if isChildContainer and \
           ((parent.isSizer and not isinstance(xxx, xxxSizerItem)) or \
            (isinstance(parent, xxxNotebook) and not isinstance(xxx, xxxNotebookPage)) or \
           not (parent.isSizer or isinstance(parent, xxxNotebook))):
            elem.removeChild(xxx.child.node) # detach child
            elem.unlink()           # delete child container
            elem = xxx.child.node # replace
            # This may help garbage collection
            xxx.child.parent = None
            isChildContainer = False
        # Parent is sizer or notebook, child is not child container
        if parent.isSizer and not isChildContainer and not isinstance(xxx, xxxSpacer):
            # Create sizer item element
            sizerItemElem = MakeEmptyDOM('sizeritem')
            sizerItemElem.appendChild(elem)
            elem = sizerItemElem
        elif isinstance(parent, xxxNotebook) and not isChildContainer:
            pageElem = MakeEmptyDOM('notebookpage')
            pageElem.appendChild(elem)
            elem = pageElem

        selected = tree.InsertNode(newParent, tree.GetPyData(newParent).treeObject(), elem, wx.TreeItemId())

        newIndex = tree.ItemIndex(selected)
        tree.Expand(selected)
        tree.SelectItem(selected)

        undoMan.RegisterUndo(UndoMove(oldParent, oldIndex, newParent, newIndex))

        self.modified = True
        self.SetStatusText(status)

    def OnCutDelete(self, evt):
        selected = tree.selection
        if not selected: return         # key pressed event
        # Undo info
        if evt.GetId() == wx.ID_CUT:
            self.lastOp = 'CUT'
            status = 'Removed to clipboard'
        else:
            self.lastOp = 'DELETE'
            status = 'Deleted'
        # Delete testWin?
        if g.testWin:
            # If deleting top-level item, delete testWin